Toro Workman HDX Service Manual page 250

Gear Pump Service
WORKMAN HDX AND HDX- -D GEAR PUMP
6
4
3
2
1
WORKMAN HD GEAR PUMP
3
2
1
1. Retaining ring
2. Shaft seal
3. Front cover
4. Dowel pin
5. O- -ring (2 used)
6. Back- -up seal
7. Pressure seal
8. Front thrust plate
NOTE: If vehicle is equipped with High Flow Hydraulics
Kit, refer to High Flow Hydraulics Kit Gear Pump Service
later in this section.
Hydraulic System
9
8
7
5
7
6
8
9. Drive shaft
10. Idler shaft
11. Body
12. Rear thrust plate
13. Pressure seal
14. Back- -up seal
15. Rear flange
16. Lock washer (4 used)
13
11
10
4
14
13
9
5
12
10
Figure 28
NOTE: The Workman HDX and HDX--D gear pump in-
cludes a rear flange that will allow the installation of a
second pump section for the High Flow Hydraulics Kit.
The Workman HD gear pump does not have this type of
rear flange. Figure 28 illustrates both pumps.
Page 9 - - 36
130 in- -lb
(15 N- -m)
19
15
14
16
18
5
4
12
220 in- -lb
(25 N- -m)
15
5
11
4
17. Screw (4 used)
18. Shaft seal
19. Retaining ring
20. O- -ring
21. Cover
22. Washer (2 used)
23. Socket head screw (2 used)
Workman HD Series
23
22
21
20
17
17
16
220 in- -lb
(25 N- -m)